gimp/app/gimphistogram.h

60 lines
2.2 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimphistogram module Copyright (C) 1999 Jay Cox <jaycox@earthlink.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __GIMP_HISTOGRAM_H__
#define __GIMP_HISTOGRAM_H__
#include "pixel_region.h"
#include "gimpdrawable.h"
#include "gimphistogramF.h"
#define HISTOGRAM_VALUE 0
#define HISTOGRAM_RED 1
#define HISTOGRAM_GREEN 2
#define HISTOGRAM_BLUE 3
#define HISTOGRAM_ALPHA 4
GimpHistogram *gimp_histogram_new ();
void gimp_histogram_free (GimpHistogram *);
void gimp_histogram_calculate (GimpHistogram *,
PixelRegion *region,
PixelRegion *mask);
void gimp_histogram_calculate_drawable (GimpHistogram *,
GimpDrawable *);
double gimp_histogram_get_maximum (GimpHistogram *, int channel);
double gimp_histogram_get_count (GimpHistogram *,
int start, int end);
double gimp_histogram_get_mean (GimpHistogram *, int chan,
int start, int end);
int gimp_histogram_get_median (GimpHistogram *, int chan,
int start, int end);
double gimp_histogram_get_std_dev (GimpHistogram *, int chan,
int start, int end);
double gimp_histogram_get_value (GimpHistogram *, int channel,
int bin);
double gimp_histogram_get_channel (GimpHistogram *, int color,
int bin);
int gimp_histogram_nchannels (GimpHistogram *);
#endif /* __GIMP_HISTOGRAM_H__ */